SHOALS - Technical Overview and Specifications  

  SHOALS-3000 SHOALS-1000
Hydrographicmode
Measurement rate 3,000 Hz 1,000 Hz
Operating altitude 300-400 m
(for maximum depth)
200-400 m (for maximum depth)
Depth measurement accuracy IHO Order 1 (25 cm, 1 σ) IHO Order 1 (25 cm, 1 σ)
Horizontal accuracy IHO Order 1 (25 cm, 1 σ) IHO Order 1 (25 cm, 1 σ)
Minimum depth 0.2 m 0.2 m
Maximum depth 50 m 50 m
Sounding density 2x2, 3x3, 4x4, 5x5 m 2x2, 3x3, 4x4, 5x5 m
Swath width Variable, up to 0.75 x altitude Variable, up to 0.58 x altitude
Typical swath width 300 m (@ 4x4 m) 215 m (@ 4x4 m)
Typical aircraft speed 125 - 260 knots 125 - 260 knots
Eyesafe altitude 150 m 150 m
Power requirements 70 A @ 28 VDC 60 A @ 28 VDC
Operating temperature 5 - 40°C 5 - 40°C
Storage temperature -20 - +60°C -20 - +60°C
Humidity 0 - 95% non-condensing 0 - 95% non-condensing
Laser classification Class IV laser product (US FDA 21 CFR 1040)(IEC 60825-1 Ed.1.2) Class IV laser product (US FDA 21 CFR 1040)(IEC 60825-1 Ed.1.2)
Compliance Airworthiness certified to RTCA
DO-160D standard
Airworthiness certified to RTCA
DO-160D standard

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